public ShapeVS()
{
Name = "ShapeVS";
Type = ShaderType.Vertex;
FeatureLevel = FeatureLevel.VS_4_0_Level_9_1;
KeyPart = new TechniqueKey(vs: VertexShaderFlags.Position | VertexShaderFlags.Color);
EnableSeparators = true;
InputStruct = Struct.VertexPositionColor;
OutputStruct = VSOut;
ConstantBuffer cbScene = CBPerFrame;
ConstantBuffer cbInstance = CBPerInstance;
Add(cbScene);
Add(cbInstance);
var nPosV3toV4 = CastNode.PositionV3toV4(InputStruct[Param.SemanticVariables.Position]);
var mulPosWVP = new MatrixMultiplyNode
{
Input1 = nPosV3toV4,
Input2 = MatrixMultiplyNode.WorldViewProjection,
};
CustomOutputNode outputNode = new CustomOutputNode()
{
Output = OutputStruct
};
outputNode.RegisterField(Vector.ClipPosition, mulPosWVP, Shaders.Type.Float4);
outputNode.RegisterField(Vector.Color, new ReferenceNode {
Value = InputStruct[Param.SemanticVariables.Color]
}, Shaders.Type.Float4);
Result = outputNode;
}
public WireframeVS()
{
Name = "WireframeVS";
Type = ShaderType.Vertex;
KeyPart = new TechniqueKey(vs: VertexShaderFlags.Position | VertexShaderFlags.Normal | VertexShaderFlags.TextureUV | VertexShaderFlags.Barycentric);
FeatureLevel = FeatureLevel.VS_4_0_Level_9_1;
EnableSeparators = true;
InputStruct = VertexPositionNormalBarycentric;
OutputStruct = VertexPositionTextureIntensityBarycentricOut;
ConstantBuffer cbFrame = CBPerFrame;
ConstantBuffer cbInstance = CBPerInstance;
Add(cbFrame);
Add(cbInstance);
IVariable position = InputStruct[Param.SemanticVariables.ObjectPosition];
IVariable lightDirection = cbFrame[Param.Vectors.LightDirection];
IVariable normal = InputStruct[Param.SemanticVariables.Normal];
IVariable texture = InputStruct[Param.SemanticVariables.Texture];
IVariable barycentric = InputStruct[Param.SemanticVariables.Barycentric];
CastNode nV3toV4 = new CastNode
{
Input = new SwizzleNode {
Input = new ReferenceNode {
Value = position
}, Swizzle = new[] { Swizzle.X, Swizzle.Y, Swizzle.Z, Swizzle.Null }
},
Output = new Vector {
Type = Shaders.Type.Float4, Name = "vPosition"
},
Mask = new[] { "0", "0", "0", "1" },
IsVerbose = true
};
MatrixMultiplyNode mulPosWVP = new MatrixMultiplyNode
{
Input1 = nV3toV4,
Input2 = MatrixMultiplyNode.WorldViewProjection,
Output = new Vector()
{
Type = Shaders.Type.Float4, Name = "vClipPosition"
},
IsVerbose = true
};
MultiplyNode perspectiveCorrection = new MultiplyNode()
{
Input1 = new ReferenceNode()
{
Value = barycentric
},
Input2 = new SwizzleNode()
{
Input = mulPosWVP,
Swizzle = new Swizzle[] { Swizzle.W, }
}
};
BinaryFunctionNode dotLightNormal = new BinaryFunctionNode
{
Input1 = new ReferenceNode {
Value = lightDirection
},
Input2 = new ReferenceNode {
Value = normal
},
Function = HlslIntrinsics.Dot
};
BinaryFunctionNode maxIntensity = new BinaryFunctionNode
{
Input1 = dotLightNormal,
Input2 = new ScalarNode()
{
Value = 0.3f
},
Function = HlslIntrinsics.Max
};
CustomOutputNode outputNode = new CustomOutputNode()
{
Output = OutputStruct
};
outputNode.RegisterField(Vector.ClipPosition, mulPosWVP, Shaders.Type.Float4);
outputNode.RegisterField(Param.SemanticVariables.Intensity, Semantics.Intensity, maxIntensity, Shaders.Type.Float3);
outputNode.RegisterField(Vector.TextureUV, new ReferenceNode {
Value = texture
}, Shaders.Type.Float2);
outputNode.RegisterField(Param.SemanticVariables.Barycentric, Semantics.Barycentric, perspectiveCorrection, Shaders.Type.Float3);
Result = outputNode;
}